`americanmemory.gov`

DNSSEC	🔒 Signed (DS record present)
A	2606:4700:4400::ac40:9b0f^{🇺🇸 Cloudflare2606:4700:4400::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:4407::6812:20f1^{🇺🇸 Cloudflare2606:4700:4407::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.18.32.241^{Cloudflare104.18.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.64.155.15^{🇺🇸 Cloudflare172.64.155.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`alice.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a3c^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alice.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c03c^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`alice.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:203c^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`alice.ns.cloudflare.com`
		A	108.162.192.60^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alice.ns.cloudflare.com`
		A	172.64.32.60^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alice.ns.cloudflare.com`
		A	173.245.58.60^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alice.ns.cloudflare.com`
NS	`kevin.ns.cloudflare.com`
		A	2606:4700:58::adf5:3bbf^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kevin.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1bf^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`kevin.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21bf^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`kevin.ns.cloudflare.com`
		A	108.162.193.191^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kevin.ns.cloudflare.com`
		A	172.64.33.191^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kevin.ns.cloudflare.com`
		A	173.245.59.191^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kevin.ns.cloudflare.com`
HTTPS	HTTP/2 ✓ hints match
		IPv4	104.18.32.241, 172.64.155.15
		IPv6	2606:4700:4400::ac40:9b0f, 2606:4700:4407::6812:20f1
SOA	`alice.ns.cloudflare.com`dns@cloudflare.com serial=2399543332

`gov`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.ns.gov` ⭐
	NS	`b.ns.gov`
	NS	`c.ns.gov`
	NS	`d.ns.gov`
	SOA	`a.ns.gov`dns@cloudflare.com serial=1774054518

Same first word

americanmemory.com

americanmemory.us

americanmemory.gov

DNS History

11 records (6 active, 5 former)

●NSalice.ns.cloudflare.com2026-03-16 → 2026-03-23 · 3 obs

○ 2017-12-22 03:25:08
● 2026-03-16 04:24:54
● 2026-03-23 23:20:10

●NSkevin.ns.cloudflare.com2026-03-16 → 2026-03-23 · 3 obs

○ 2017-12-22 03:25:08
● 2026-03-16 04:24:54
● 2026-03-23 23:20:10

○NSns10.loc.gov2015-07-21 → 2017-12-22 · 4 obs

● 2015-07-21 01:30:28
● 2017-12-22 03:25:08
○ 2026-03-16 04:24:54
○ 2026-03-23 23:20:10

○NSns21.loc.gov2015-07-21 → 2017-12-22 · 4 obs

● 2015-07-21 01:30:28
● 2017-12-22 03:25:08
○ 2026-03-16 04:24:54
○ 2026-03-23 23:20:10

○NSns23.loc.gov2015-07-21 → 2017-12-22 · 4 obs

● 2015-07-21 01:30:28
● 2017-12-22 03:25:08
○ 2026-03-16 04:24:54
○ 2026-03-23 23:20:10

●A104.18.32.2412026-03-16 → 2026-03-23 · 3 obs

○ 2017-12-22 03:25:08
● 2026-03-16 04:24:54
● 2026-03-23 23:20:10

○A140.147.137.1662017-12-22 → 2017-12-22 · 4 obs

○ 2017-01-09 19:17:08
● 2017-12-22 03:25:08
○ 2026-03-16 04:24:54
○ 2026-03-23 23:20:10

○A140.147.249.72015-07-21 → 2017-01-09 · 4 obs

● 2015-07-21 01:30:28
● 2017-01-09 19:17:08
○ 2017-12-22 03:25:08
○ 2026-03-23 23:20:10

●A172.64.155.152026-03-16 → 2026-03-23 · 3 obs

○ 2017-12-22 03:25:08
● 2026-03-16 04:24:54
● 2026-03-23 23:20:10

●A2606:4700:4400::ac40:9b0f2026-03-16 → 2026-03-23 · 3 obs

○ 2017-12-22 03:25:08
● 2026-03-16 04:24:54
● 2026-03-23 23:20:10

●A2606:4700:4407::6812:20f12026-03-16 → 2026-03-23 · 3 obs

○ 2017-12-22 03:25:08
● 2026-03-16 04:24:54
● 2026-03-23 23:20:10

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
gov	a.ns.gov, b.ns.gov, c.ns.gov, d.ns.gov	-
americanmemory.gov	alice.ns.cloudflare.com, kevin.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.32.60

NS records: alice.ns.cloudflare.com, kevin.ns.cloudflare.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 238ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.18.32.241, 172.64.155.15`
AAAA	2	`2606:4700:4407::6812:20f1, 2606:4700:4400::ac40:9b0f`
NS	2	`alice.ns.cloudflare.com, kevin.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h2"]`
SOA	1	`alice.ns.cloudflare.com dns.cloudflare.c`

Analysis

IP Addresses

americanmemory.gov resolves to four IP numbers: 2606:4700:4400::ac40:9b0f, 2606:4700:4407::6812:20f1, 104.18.32.241 and 172.64.155.15.

Other host names such as wal.app, nacmedicalcenter.com, www.nacmedicalcenter.com, experis.pl and wa.csct.ro.cdn.cloudflare.net share IPs with americanmemory.gov.

Name Servers

americanmemory.gov is delegated to two name servers: alice.ns.cloudflare.com and kevin.ns.cloudflare.com.

americanmemory.gov shares the same name server setup as cintas.no, andrewsrec.com, whatsthekey.com, dixongear.com and gandkuniforms.com.

americanmemory.gov at least partially shares name servers with other domains, for instance 1cdn.vn, riotcleanup.co.uk, sevenweb.com, taticweb.com and bdhyssd.com.

These name servers are commonly used with josh.ns.cloudflare.com and haley.ns.cloudflare.com.

Host names with six IP numbers:

alice.ns.cloudflare.com points to 2606:4700:50::adf5:3a3c, 2803:f800:50::6ca2:c03c, 2a06:98c1:50::ac40:203c, 108.162.192.60, 172.64.32.60 and 173.245.58.60.

kevin.ns.cloudflare.com points to 2606:4700:58::adf5:3bbf, 2803:f800:50::6ca2:c1bf, 2a06:98c1:50::ac40:21bf, 108.162.193.191, 172.64.33.191 and 173.245.59.191.

americanmemory.gov - robtex.com